he slammed republicans and the bush administration for the skyrocketing deficit. >> by the time the reigns got turned back over to barack and me, they had doubled the national debt in eight years. >> with his path to the white house shrinking, florida is looking like a must-win area for romney. but his running mate ryan focused on new hampshire. the granite state has just four electoral votes, but ryan said it could be the difference in a race that will come down to a handful of states. >> thank you, granite staters, for sending mitt romney to the white house and barack obama back to chicago. >> the campaign shifts into a different stage with the high stakes showdown for president obama and romney. >> if you take a look at the history of the debates, it's not about policies or facts. every change that happens in a debate if you look at history, it changes because of somebody's mannerisms or style. they either did badly or well. >> both will spend the next few days in intense prep sessions. trailing in the polls, romney may have the most on the line and his campaign is look at this debate a